An HSS column sized per plan connects to an existing concrete wall using two three-quarter-inch diameter A307 through-bolts. The connection assembly features standard edge distances and bolt spacings dimensioned at two inches and eight inches typical. The through-bolts anchor the steel section directly through the concrete wall.
TYP 2" 8" 2" 6" (2) 3/4"Ø A307 THRU-BOLTS TO (E) WALL (E) CONC WALL HSS COL PER PLAN A
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